Keystones — Lintel
Five GCSE retrieval questions · 15 November 2023 · mathsvault.uk/keystones
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1. Number
Add: 5⁄8 + 2⁄7
Answer: 51⁄56 -
2. Algebra
Solve: 8x = 24
Answer: x = 3 -
3. Geometry
Opposite = 15cm, adjacent = 15cm. Calculate the angle
Answer: 45° -
4. Ratio
Find 72% of 487
Answer: 350.64 -
5. Statistics
A bag has 6 red and 4 blue balls. What is the probability of picking a red ball?
Answer: 3⁄5